CN202148736U

CN202148736U - Improved structure of a U-shaped hook type duplex padlock

Info

Publication number: CN202148736U
Application number: CN201120176633U
Authority: CN
Inventors: 陈振荣; 陈一玮; 陈宜伶
Original assignee: GUANGLONG INDUSTRIAL Co Ltd
Current assignee: GUANGLONG INDUSTRIAL Co Ltd
Priority date: 2011-05-30
Filing date: 2011-05-30
Publication date: 2012-02-22
Anticipated expiration: 2021-05-30

Abstract

The utility model relates to an improved structure of a U-shaped hook type duplex padlock, comprising a lock main body, a number-checking brake set, a U-shaped hook, a hook fastening piece, a number-checking unlocking piece and a lock core set, wherein all the components are combined. The structure of the U-shaped hook type duplex padlock is simple and the number-checking locking is accomplished by pressing an operation part of the number-checking unlocking piece on the outer part of the lock main body, so as to more correspond with the operation convenience of the ergonomic and the random-code locking performance avoids the step of detecting whether the character wheel has accurately check the number during the locking process and the convenience of the locking operation is obviously increased.

Description

The improvement structure of the two merit padlocks of U-shaped coupling type

Technical field

The utility model relates to a kind of can reaching with simple structure checks the number and two merit padlocks of key unlocking function, refers to it is to check the number when unblanking especially, very accords with the ergonomics operation convenience, and can the lock improvement of U-shaped coupling type pair merit padlocks of action of mess code is constructed.

Background technology

U-shaped coupling type padlock must be used for the snap close of luggage slide fastener, and especially U-shaped coupling type check mark padlock is removed the convenience that key carries from because of having, and more is used for the use of locking of luggage by the traveller.In the last few years, various countries strengthened the safety check work to the passenger because of anti-terrorism; And country partly, the check mark padlock possibly destroy when exempting from the hand baggage inspection, implements the system that the padlock authentication is unblanked; Obtain the padlock manufacturer of authentication through application, must be on padlock with the common type core design of authentication, when this makes the check mark padlock of authentication be used on the luggage through safety check; The security staff must use common key to unblank to check luggage according to the authentication font size.

Based on traditional U-shaped coupling type key padlock, be to utilize U-shaped coupling type check mark padlock, like No. 5715709, United States Patent (USP); Then the form of checking the number with character wheel is purely unblanked; Vertical axial region that the character wheel that is installed in the lock body character wheel groove is buckled bar runs through, and makes to be positioned at the rotating cylinder that buckles on the bar axial region, must be with the axially-movable that buckles the bar axial region; In the tooth slot position of character wheel central part, pass in and out, and buckle the bar axial region with a filling restriction and withdraw from lock body core axis hole; Wherein, that clog restriction buckles bar axial region axially-movable space, and this rotating cylinder is with latch embedding character wheel central part wherein in the teeth groove; And in the lock body core axis hole, then to being formed with a roller seating space by latch, by the check mark rotation of character wheel; Latch and the roller seating space that must control rotating cylinder are opposed, so, allow to embed move in the roller seating space formal at latch; Can will buckle the bar axial region and draw outward, and allow buckle to hold and withdraw from lock buckling groove, completion is unblanked; Otherwise the incorrect check mark of character wheel promptly can must not axially spur axial region because of latch can't embed roller seating space, presents the lock attitude.

Basically, traditional U-shaped coupling type key padlock and U-shaped coupling type check mark padlock commonly used, both adhere to the lockset structure of different kenels separately; Desiring to make both direct additions to combine to form two merit padlocks, is to have certain technical difficulty, and structure is simpler; The technical difficulty degree is also just high, if because of padlock environment for use condition, also require to check the number want when unblanking can ergonomic handled easily property; Even, because of often character wheel check the number being dialled disorderly (anti-peeping) after unblanking, when more requirement need possess the function that mess code locks; This almost is the padlock dealer, and is the most difficult for a long time, wants the target of reaching most.

Summary of the invention

The main purpose of the utility model is to provide the improvement structure of the two merit padlocks of a kind of U-shaped coupling type; It can reach two merit padlocks of check mark and key unlocking function with simple structure; Especially refer to it is to check the number when unblanking, very accord with the ergonomics operation convenience, and the mess code action of can locking.

For realizing above-mentioned purpose, the utility model provides the improvement structure of the two merit padlocks of a kind of U-shaped coupling type, and it comprises:

One lock body; Be to mutually combine by a lock-shell seat of phase enantiomorph and a lid to constitute, this lock body inside be formed with at least an assembling space, form swing space, that the assembling space leading edge is formed on the mounting groove leading edge with mounting groove, that extraneous dog hole, mutually forms the assembling space lateral margin and has a bar that is pivoted be formed on operation hole slot and that swing space lateral margin communicates with the external world be formed on swing the space leading edge and communicate with the external world hold the bar slotted eye;

One check mark stopper group; Be provided in a side of on the assembling space position of lock body; This check mark stopper group has the bar of pulling at least, is arranged with a plurality of covers of pulling on this bar of pulling, this each pull and put each group and be provided with one and can manifest the outside character wheel that changes of dialling of lock body; And this bar one end of pulling also has a stopper portion, and this stopper portion inner edge is pulled on the bar and established one stressed at first spring of pulling and putting;

One U-shaped hook, an end forms a rotating shaft body of rod, and the other end constitutes one can embed the interior fastener portion of lock body dog hole; This rotating shaft body of rod is to be set in the holding in the bar slotted eye of lock body, and this rotating shaft body of rod close end place is provided with the scrobicular ring ditch;

One hook fastener; Be to be hubbed on the bar that is pivoted in lock body swing space by a pivot hole; The two ends in this pivot hole are formed with a pushed part and respectively and draw button portion; And an end of this pushed part is also pushed away by opening of one second spring, makes to draw button portion normality to be fastened in the scrobicular ring ditch of U-shaped hook, and the fastener portion of qualification U-shaped hook withdraws from from the dog hole of lock body;

One the checks the number part of unblanking; Be to be hubbed on the bar that is pivoted in lock body swing space by the hole that is pivoted with hook fastener overlaps; The two ends in this hole that is pivoted are formed with one respectively by touching the operating portion that pressure pushed section and in check mark stopper group stopper portion is emerging in lock body operation hole slot place, and between this pressure pushed section and operating portion relative hook fastener draw button portion also have one be used to promote the hook fastener swing lower protruding block;

One core group is provided in a side of in the mounting groove of lock body, have one manifest lock body keyhole; Reaching one protrudes out at the hook fastener pushed part on one side; Can insert key operated rotation by keyhole and dial and push away pushed part, when causing hook fastener swing axle check mark stopper group character wheel correctly to check the number, utilize the bar of pulling to allow the stopper portion that makes of axially-movable check the number the unblank pressure pushed section of part of block not to be done to promote down to do by the bar of pulling; So; Only must be given as security into operation the unblank operating portion of part of check mark by the lock body outside, the button portion of drawing of this hook fastener promptly can be dialled and pushes away the concave ring groove of holding the U-shaped hook by the unblank lower protruding block of part of check mark, make fastener portion can on move and withdraw from dog hole and accomplish unlocking action; As long as and the unblank signature of part operating portion of stopping to check the number goes into to exert oneself; In the time of can pulling that first spring pushes back stopper portion on the bar through check mark stopper group in the lump pushing tow check the number and unblank the pressure pushed section of part cause the operating portion self-return, and the U-shaped hook still can be in unlocking condition; Marquis when any; Whether the character wheel of the stopper group of no matter checking the number correctly checks the number (under the state of so-called mess code), all allows the fastener portion of U-shaped hook to embed again in the dog hole, and the open thrust of second spring to the hook fastener pushed part is provided; Impel and draw button portion to be fastened on once more in the concave ring groove of U-shaped hook, lock again after completion is unblanked; If desiring to make opens the lock with the key, then key inserts the interior operation of the keyhole axle rotation of core group, the hook fastener swing action after the pushed part of this hook fastener is driven by axle; Can make fastener portion can do to move and withdraw from the action of dog hole completion key unlocking, at this moment by drawing button portion to withdraw from the concave ring groove of U-shaped hook; Even key revolution back is taken out; U-shaped hook still also can maintain unlocking condition, at any time without the help of key, can operate the U-shaped hook and embed and accomplish locking again behind the key unlocking in the dog hole; The integrated member combination; Except that having benefit simple in structure; Check mark unblanks to be given as security by accomplishing in that lock body is outside by the unblank operating portion of part of check mark, very accords with the operation convenience of ergonomics, and the performance that mess code can be locked; More can be when locking the curtailed inspection character wheel step of whether correctly checking the number, showing increases the convenience of going up latching operation.

The improvement structure of the two merit padlocks of described U-shaped coupling type; Wherein, The rotating shaft body of rod of this U-shaped hook is set in holding in the bar slotted eye of lock body; Have more than one the radially fastener of evagination on this rotating shaft body of rod, and this holds and also has one in the bar slotted eye and be set on the rotating shaft body of rod by the 3rd spring of fastener compression; Hook fastener draw button portion to leave the scrobicular ring ditch of U-shaped hook the time, push away bounce through opening of on fastener, being produced of the 3rd spring the rotating shaft body of rod of U-shaped hook axially extrapolated, reach the auto-unlocking action that fastener portion withdraws from dog hole.

The improvement structure of the two merit padlocks of described U-shaped coupling type; Wherein, the button portion of drawing of this hook fastener fastens in the scrobicular ring ditch of U-shaped hook, and this draws button portion this scrobicular ring ditch relatively; Be formed with a U-shaped button mouth; Swing in the clip action in the scrobicular ring ditch through U-shaped button mouth, firmly limit the outer fastener portion that lets that moves of U-shaped hook and keep in the dog hole, reach the good intensity of locking.

The improvement structure of the two merit padlocks of described U-shaped coupling type; Wherein, The operating portion of this check mark latch fitting is emerging in the operation hole slot position of lock body, and this operating portion forms the outer arc button body of a " locked in " operation hole slot, when the character wheel of check mark stopper group is correctly checked the number; The user will give as security to do to accomplish by the interior promotion of this operating portion and unblank with one hand, meet the convenience that one-handed performance is unblanked.

The improvement structure of the two merit padlocks of described U-shaped coupling type, wherein, the axle of this core group protrudes out on one side of hook fastener pushed part, and this axle is half round bar body, and normality makes the flat side of axle press close to the pushed part of hook fastener; When key inserted the keyhole mandrel, these flat side 90 degree left the action of pushed part, can pushed part squeezed to push away by the axle outer rim and cause the concave ring groove that draws pendulum button portion outside to leave the U-shaped hook, and are laborsaving and accomplish key unlocking easily and operate.

Description of drawings

Fig. 1 is the utility model structure decomposing schematic representation;

Fig. 2 is the utility model stereoscopic sketch map;

Internal structure floor map when Fig. 3 opens lid for the utility model combination;

The action sketch map that Fig. 4 checks the number and unblanks for the utility model;

Structural regime sketch map when Fig. 5 unblanks for the utility model completion check mark;

Action sketch map when Fig. 6 locks for the utility model mess code;

The preceding view of unblanking when Fig. 7 opens the lock with the key for the utility model makes;

Unlocking action sketch map when Fig. 8 uses key for the utility model;

Structural regime sketch map when Fig. 9 accomplishes key unlocking for the utility model.

Description of reference numerals: lock body 10; Lock-shell seat 10A; Lid 10B; Assembling space 11; Dog hole 12; Mounting groove 13; Bar 14 is pivoted; Swing space 15; Operation hole slot 16; Hold bar slotted eye 17; Check mark stopper group 20; The bar 21 of pulling; Pull and overlap 22; Character wheel 23; Stopper portion 24; First spring 25; U-shaped hook 30; The rotating shaft body of rod 31; Fastener portion 32; Concave ring groove 33; Fastener 34; The 3rd spring 35; Hook fastener 40; Pivot hole 41; Pushed part 42; Draw button portion 43; U-shaped button mouth 430; Second spring 44; The check mark part 50 of unblanking; Hole 51 is pivoted; Press pushed section 52; Operating portion 53; Lower protruding block 54; Core group 60; Keyhole 61; Axle 62; Flat side 620; Outer rim 621; Key 70.

The specific embodiment

The improvement structure of the two merit padlocks of a kind of U-shaped coupling type like Fig. 1, Fig. 2, Fig. 3, comprising:

One lock body 10 is to be mutually combined by a lock-shell seat 10A of phase enantiomorph and a lid 10B to constitute, and inside is formed with an assembling space 11 at least; One forms assembling space 11 leading edges and the extraneous dog hole 12 that communicates; The mounting groove 13, one of one formation assembling space, 11 lateral margins is formed on mounting groove 13 leading edges, has the swing space 15 of the bar 14 that is pivoted; One be formed on that swing space 15 lateral margins and the extraneous operation hole slot 16, that communicates be formed on that swing space 15 leading edges communicate with the external world hold bar slotted eye 17;

One check mark stopper group 20; Be provided in a side of on assembling space 11 positions of lock body 10; At least have the bar of pulling 21, be arranged with a plurality of covers 22 of pulling on this bar 21 of pulling, each group is provided with one and can manifests the lock body 10 outside character wheels 23 that change of dialling on this each cover 22 of pulling; And these bar 21 1 ends of pulling also have a stopper portion 24, and these stopper portion 24 inner edges are pulled on the bar 21 and established stressed first spring 25 on the cover 22 of pulling;

One U-shaped hook, 30, one ends form a rotating shaft body of rod 31, and the other end constitutes the fastener portion 32 that can embed in lock body 10 dog holes 12; This rotating shaft body of rod 31 is to be set in the holding in the bar slotted eye 17 of lock body 10, and the close end place is provided with scrobicular ring ditch 33;

One hook fastener 40; Be to be hubbed on the bar 14 that is pivoted in lock body 10 swing spaces 15 by a pivot hole 41; The two ends in this pivot hole 41 are formed with a pushed part 42 and respectively and draw button portion 43, and an end of this pushed part 42 is also pushed away by opening of one second spring 44; Make and draw button portion 43 normalities to be fastened in the scrobicular ring ditch 33 of U-shaped hook 30, the fastener portion 32 of qualification U-shaped hook 30 withdraws from from the dog hole 12 of lock body 10;

One the checks the number part 50 of unblanking; Be to be hubbed on the bar 14 that is pivoted in lock body 10 swing spaces 15 by the hole 51 that is pivoted with hook fastener 40 overlaps; The two ends in this hole 51 that is pivoted; Be formed with one respectively by touching the operating portion 53 that pressure pushed section 52 and in check mark stopper group 20 stopper portions 24 is emerging in lock body 10 operation hole slots 16 places, and should press 53 of pushed section 52 and operating portions, relative hook fastener 40 draw button portion 43 also have one can promote hook fastener 40 swings lower protruding block 54;

One core group 60; Be provided in a side of in the mounting groove 13 of lock body 10, have one manifest lock body 10 keyhole 61, and one protrude out at hook fastener 40 pushed parts 42 on one side; Can dial by the key operated rotation of keyhole 61 insertions and push away pushed part 42, cause hook fastener 40 swing axles 62;

Like Fig. 3, Fig. 4; During check mark stopper group 20 character wheels 23 correct check marks; Utilization pull bar 21 allow axially-movables make stopper portion 24 not check the number 52 pairs of the pressure pushed sections of part 50 bar 21 of pulling of unblanking of block do to promote down to do, so, only must give as security into operation the unblank operating portion 53 of part 50 of check mark by lock body 10 outsides; The button portion 43 of drawing of this hook fastener 40 promptly can be pushed away the concave ring groove 33 of holding U-shaped hook 30 by unblank 54 groups of the lower protruding blocks of part 50 of check mark, make fastener portion 32 can on move and withdraw from dog hole 12 and accomplish unlocking action; Like Fig. 5, as long as and the unblank signature of part 50 operating portions 53 of stopping to check the number go into to exert oneself the pushing tow pressure pushed section 52 of part 50 of unblanking of checking the number in the lump in the time of can pulling that first spring 25 pushes back stopper portion 24 on the bar 21 through check mark stopper group 20; Cause operating portion 53 self-returns; And U-shaped hook 30 still can be in unlocking condition, whenever, like Fig. 6; Correctly whether the character wheel 23 of the stopper group 20 of no matter checking the number check mark (under the state of so-called mess code); All allow the fastener portion 32 of U-shaped hook 30 to embed again in the dog hole 12,, rely on the thrust of opening of 44 pairs of hook fastener of second spring, 40 pushed parts 42 like Fig. 3, Fig. 6; Impel and draw button portion 43 to be fastened on once more in the concave ring groove 33 of U-shaped hook 30, lock again after completion is unblanked; If desiring to make opens the lock with the key, like Fig. 7, Fig. 8, then key 70 inserts keyhole 61 interior operation axle 62 rotations of core group 60; Hook fastener 40 swings action after the pushed part 42 of this hook fastener 40 is driven by axle 62 can make fastener portion 32 can do to move and withdraw from dog hole 12 completion key unlocking actions by drawing button portion 43 to withdraw from the concave ring groove 33 of U-shaped hook 30; At this moment, even key revolution back is taken out, like Fig. 9; U-shaped hook 30 still also can maintain unlocking condition; At any time without the help of key,, can operate U-shaped hook 30 and embed and accomplish locking again behind the key unlocking in the dog holes 12 like Fig. 3, Fig. 6; The integrated member combination is except that having benefit simple in structure, like Fig. 4; Check mark unblanks to be given as security by accomplishing in that lock body 10 is outside by the unblank operating portion 53 of part 50 of check mark; Very accord with the operation convenience of ergonomics, like Fig. 6, and the performance that mess code can be locked; More can be when locking the curtailed inspection character wheel step of whether correctly checking the number, showing increases the convenience of going up latching operation.

According to the foregoing description; Wherein, Like Fig. 1, Fig. 3; The rotating shaft body of rod 31 of this U-shaped hook 30 is set in holding in the bar slotted eye 17 of lock body 10, has more than one the radially fastener 34 of evagination on this rotating shaft body of rod 31, and this holds and also has one in the bar slotted eye 17 and be set on the rotating shaft body of rod 31 by the 3rd spring 35 of fastener 34 compressions; Like Fig. 4, Fig. 8; Hook fastener 40 draw button portion 43 to leave the scrobicular ring ditch 33 of U-shaped hook 30 time; Opening of can relying on that the 3rd spring 35 produced on fastener 34 pushes away bounce the rotating shaft body of rod 31 of U-shaped hook 30 axially extrapolate, reaches the auto-unlocking that fastener portion 32 withdraws from dog hole 12 and moves.

According to the foregoing description, wherein, like Fig. 1, Fig. 3; The button portion 43 of drawing of this hook fastener 40 fastens in the scrobicular ring ditch 33 of U-shaped hook 30; This draws button portion 43 relative these scrobicular ring ditches 33, is formed with a U-shaped button mouth 430, swings in the clip action in the scrobicular ring ditch 33 through U-shaped button mouth 430; Firmly limit the U-shaped hook 30 outer fastener portions 32 that let that move and keep in the dog hole 12, reach the good intensity of locking.

According to the foregoing description, wherein, like Fig. 1, Fig. 3; The operating portion 53 of this check mark latch fitting 50 is emerging in operation hole slot 16 positions of lock body 10; This operating portion 53 forms the outer arc button body of a " locked in " operation hole slot 16, when the character wheel 23 of check mark stopper group 20 is correctly checked the number, like Fig. 4; The user will give as security to do to accomplish by the interior promotion of this operating portion 53 and unblank with one hand, meet the convenience that one-handed performance is unblanked.

According to the foregoing description, wherein, like Fig. 1, Fig. 3, the axle 62 of this core group 60 protrudes out on one side of hook fastener 40 pushed parts 42, and this axle 62 is half round bar body, and normality makes the flat side 620 of axle 62 press close to the pushed part 42 of hook fastener 40; Like Fig. 7, Fig. 8; When key 70 inserts keyhole 61 mandrels 62; Should spend the action that leaves pushed part 42 in flat side 620 90; Can pushed part 42 be squeezed to push away by axle 62 outer rims 621 and cause the concave ring grooves 33 that draw button portion 43 outer pendulum to leave U-shaped hook 30, laborsaving and accomplish key 70 unlock operations easily.

More than explanation is just illustrative as far as the utility model; And nonrestrictive, those of ordinary skills understand, under the situation of spirit that does not break away from appended manual and limited and scope; Can make many modifications, variation or equivalence, but all will fall in the protection domain of the utility model.

Claims

1. the improvement structure of the two merit padlocks of U-shaped coupling type is characterized in that, comprising:

One core group is provided in a side of in the mounting groove of lock body, have one manifest lock body keyhole, and one protrude out at the hook fastener pushed part on one side, can insert key operated rotation by keyhole and dial and push away pushed part, causes hook fastener swing axle.

2. the improvement structure of the two merit padlocks of U-shaped coupling type according to claim 1; It is characterized in that; The rotating shaft body of rod of this U-shaped hook is set in holding in the bar slotted eye of lock body; Have more than one the radially fastener of evagination on this rotating shaft body of rod, and this holds and also has one in the bar slotted eye and be set on the rotating shaft body of rod by the 3rd spring of fastener compression; Hook fastener draw button portion to leave the scrobicular ring ditch of U-shaped hook the time, push away bounce through opening of on fastener, being produced of the 3rd spring the rotating shaft body of rod of U-shaped hook axially extrapolated.

3. the improvement structure of the two merit padlocks of U-shaped coupling type according to claim 1; It is characterized in that; The button portion of drawing of this hook fastener fastens in the scrobicular ring ditch of U-shaped hook, and this draws button portion this scrobicular ring ditch relatively, is formed with a U-shaped button mouth; Swing in the clip action in the scrobicular ring ditch through U-shaped button mouth, firmly limit the U-shaped hook outer move let fastener portion keep in the dog hole.

4. the improvement structure of the two merit padlocks of U-shaped coupling type according to claim 1; It is characterized in that; The operating portion of this check mark latch fitting is emerging in the operation hole slot position of lock body; This operating portion forms the outer arc button body of a " locked in " operation hole slot, and when the character wheel of check mark stopper group is correctly checked the number, the user will give as security to do to accomplish by the interior promotion of this operating portion and unblank with one hand.

5. the improvement structure of the two merit padlocks of U-shaped coupling type according to claim 1; It is characterized in that; The axle of this core group protrudes out on one side of hook fastener pushed part, and this axle is half round bar body, and normality makes the flat side of axle press close to the pushed part of hook fastener; When key inserted the keyhole mandrel, these flat side 90 degree left the action of pushed part, can pushed part squeezed to push away to cause to draw by the axle outer rim and put the concave ring groove that leaves the U-shaped hook outside the button portion.